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Ayer — Abril 19th 2024Tus fuentes RSS

Building CapaCITY/E for sustainable transportation: protocol for an implementation science research program in healthy cities

Por: Winters · M. · Fuller · D. · Cloutier · M.-S. · Harris · M. A. · Howard · A. · Kestens · Y. · Kirk · S. · Macpherson · A. · Moore · S. · Rothman · L. · Shareck · M. · Tomasone · J. R. · Laberee · K. · Stephens · Z. P. · Sones · M. · Ayton · D. · Batomen · B. · Bell · S. · Collins · P. · Diab
Introduction

Improving sustainable transportation options will help cities tackle growing challenges related to population health, congestion, climate change and inequity. Interventions supporting active transportation face many practical and political hurdles. Implementation science aims to understand how interventions or policies arise, how they can be translated to new contexts or scales and who benefits. Sustainable transportation interventions are complex, and existing implementation science frameworks may not be suitable. To apply and adapt implementation science for healthy cities, we have launched our mixed-methods research programme, CapaCITY/É. We aim to understand how, why and for whom sustainable transportation interventions are successful and when they are not.

Methods and analysis

Across nine Canadian municipalities and the State of Victoria (Australia), our research will focus on two types of sustainable transportation interventions: all ages and abilities bicycle networks and motor vehicle speed management interventions. We will (1) document the implementation process and outcomes of both types of sustainable transportation interventions; (2) examine equity, health and mobility impacts of these interventions; (3) advance implementation science by developing a novel sustainable transportation implementation science framework and (4) develop tools for scaling up and scaling out sustainable transportation interventions. Training activities will develop interdisciplinary scholars and practitioners able to work at the nexus of academia and sustainable cities.

Ethics and dissemination

This study received approval from the Simon Fraser University Office of Ethics Research (H22-03469). A Knowledge Mobilization Hub will coordinate dissemination of findings via a website; presentations to academic, community organisations and practitioner audiences; and through peer-reviewed articles.

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A systematic review of reasons and risks for acute service use by older adult residents of long‐term care

Abstract

Aims and Objectives

To identify the reasons and/or risk factors for hospital admission and/or emergency department attendance for older (≥60 years) residents of long-term care facilities.

Background

Older adults' use of acute services is associated with significant financial and social costs. A global understanding of the reasons for the use of acute services may allow for early identification and intervention, avoid clinical deterioration, reduce the demand for health services and improve quality of life.

Design

Systematic review registered in PROSPERO (CRD42022326964) and reported following PRISMA guidelines.

Methods

The search strategy was developed in consultation with an academic librarian. The strategy used MeSH terms and relevant keywords. Articles published since 2017 in English were eligible for inclusion. CINAHL, MEDLINE, Scopus and Web of Science Core Collection were searched (11/08/22). Title, abstract, and full texts were screened against the inclusion/exclusion criteria; data extraction was performed two blinded reviewers. Quality of evidence was assessed using the NewCastle Ottawa Scale (NOS).

Results

Thirty-nine articles were eligible and included in this review; included research was assessed as high-quality with a low risk of bias. Hospital admission was reported as most likely to occur during the first year of residence in long-term care. Respiratory and cardiovascular diagnoses were frequently associated with acute services use. Frailty, hypotensive medications, falls and inadequate nutrition were associated with unplanned service use.

Conclusions

Modifiable risks have been identified that may act as a trigger for assessment and be amenable to early intervention. Coordinated intervention may have significant individual, social and economic benefits.

Relevance to clinical practice

This review has identified several modifiable reasons for acute service use by older adults. Early and coordinated intervention may reduce the risk of hospital admission and/or emergency department.

Reporting method

This systematic review was conducted and reported following the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) methodology.

Patient or public contribution

No patient or public contribution.

Particle analysis of surgical lung biopsies from deployed and non-deployed US service members during the Global War on Terrorism

by Leslie Hayden, James M. Lightner, Stacy Strausborger, Teri J. Franks, Nora L. Watson, Michael R. Lewin-Smith

The role that inhaled particulate matter plays in the development of post-deployment lung disease among US service members deployed to Southwest Asia during the Global War on Terrorism has been difficult to define. There is a persistent gap in data addressing the relationship between relatively short-term (months to a few years) exposures to high levels of particulate matter during deployment and the subsequent development of adverse pulmonary outcomes. Surgical lung biopsies from deployed service members and veterans (DSMs) and non-deployed service members and veterans (NDSMs) who develop lung diseases can be analyzed to potentially identify residual deployment-specific particles and develop associations with pulmonary pathological diagnoses. We examined 52 surgical lung biopsies from 25 DSMs and 27 NDSMs using field emission scanning electron microscopy (FE-SEM) with energy dispersive x-ray spectroscopy (EDS) to identify any between-group differences in the number and composition of retained inorganic particles, then compared the particle analysis results with the original histopathologic diagnoses. We recorded a higher number of total particles in biopsies from DSMs than from NDSMs, and this difference was mainly accounted for by geologic clays (illite, kaolinite), feldspars, quartz/silica, and titanium-rich silicate mixtures. Biopsies from DSMs deployed to other Southwest Asia regions (SWA-Other) had higher particle counts than those from DSMs primarily deployed to Iraq or Afghanistan, due mainly to illite. Distinct deployment-specific particles were not identified. Particles did not qualitatively associate with country of deployment. The individual diagnoses of the DSMs and NDSMs were not associated with elevated levels of total particles, metals, cerium oxide, or titanium dioxide particles. These results support the examination of particle-related lung disease in DSMs in the context of comparison groups, such as NDSMs, to assist in determining the strength of associations between specific pulmonary pathology diagnoses and deployment-specific inorganic particulate matter exposure.

The efficacy of ferroptosis-inducing compounds IKE and RSL3 correlates with the expression of ferroptotic pathway regulators CD71 and SLC7A11 in biliary tract cancer cells

by Dino Bekric, Tobias Kiesslich, Matthias Ocker, Martina Winklmayr, Markus Ritter, Heidemarie Dobias, Marlena Beyreis, Daniel Neureiter, Christian Mayr

Introduction

Biliary tract cancer (BTC) is a lethal disease with a bad overall survivability, partly arising from inadequate therapeutic alternatives, detection at a belated stage, and a resistance to common therapeutic approaches. Ferroptosis is a form of programmed cell death that depends on reactive oxygen species (ROS) and iron, causing excessive peroxidation of polyunsaturated fatty acids (PUFAs). Therefore, the objective of this investigation is, whether ferroptosis can be induced in BTC in vitro and whether this induction is dependent on specific molecular markers.

Methods

The study conducted resazurin assay and IC25/50 calculation to explore the possible cytotoxic outcomes of different classes of ferroptosis-inducing substances (FINs) on a comprehensive in vitro model of 11 BTC cell lines. Combinatory treatments with different cell death inhibitors were performed to evaluate the magnitude of ferroptosis induction. To ascertain whether ferroptotic cell death occurred, liperfluo and iron assay kits were employed to evaluate lipid ROS and intracellular iron abundance. Potential biomarkers of ferroptosis sensitivity were then assessed via western blot analysis, a rtPCR panel and functional assay kits.

Results

The study found that different FINs reduced cell viability in a cell line-dependent manner. In addition, we measured increased lipid ROS and intracellular Fe2+ levels upon exposure to FINs in BTC cells. Combining FINs with inhibitors of ferroptosis, necroptosis or apoptosis suggests the occurrence of ferroptotic events in BTC cell lines CCC-5, HuH-28 and KKU-055. Furthermore, we found that BTC cells display a heterogeneous profile regarding different molecular genes/markers of ferroptosis. Subsequent analysis revealed that sensitivity of BTC cells towards IKE and RSL3 positively correlated with CD71 and SLC7A11 protein expression.

Conclusion

Our results demonstrate that induction of ferroptosis is a promising approach to inhibit BTC cell growth and that the sensitivity of BTC cells towards ferroptosis induction might be dependent on molecular markers such as CD71 and SLC7A11.

Understanding lived experiences and perceptions of resilience in black and South Asian Muslim children living in East London: a qualitative study protocol

Por: Murray · A. · Durrani · F. · Winstanley · A. · Keiller · E. · Taleb · P. A. · Islam · S. · Foka · S. · Turri · M. G. · Lau · J. Y. F.
Introduction

It is important to promote resilience in preadolescence; however, there is limited research on children’s understandings and experiences of resilience. Quantitative approaches may not capture dynamic and context-specific aspects of resilience. Resilience research has historically focused on white, middle-class Western adults and adolescents, creating an evidence gap regarding diverse experiences of resilience in middle childhood which could inform interventions. East London’s Muslim community represents a diverse, growing population. Despite being disproportionately affected by deprivation and racial and cultural discrimination, this population is under-represented in resilience research. Using participatory and arts-based methods, this study aims to explore lived experiences and perceptions of resilience in black and South Asian Muslim children living in East London.

Methods and analysis

We propose a qualitative study, grounded in embodied inquiry, consisting of a participatory workshop with 6–12 children and their parents/carers to explore lived experiences and perceptions of resilience. Participants will be identified and recruited from community settings in East London. Eligible participants will be English-speaking Muslims who identify as being black or South Asian, have a child aged 8–12 years and live in East London. The workshop (approx. 3.5 hours) will take place at an Islamic community centre and will include body mapping with children and a focus group discussion with parents/carers to explore resilience perspectives and meanings. Participants will also complete a demographic survey. Workshop audio recordings will be transcribed verbatim and body maps and other paper-based activities will be photographed. Data will be analysed using systematic visuo-textual analysis which affords equal importance to visual and textual data.

Ethics and dissemination

The Queen Mary Ethics of Research Committee at Queen Mary University of London has approved this study (approval date: 9 October 2023; ref: QME23.0042). The researchers plan to publish the results in peer-reviewed journals and present findings at academic conferences.

Protocol for the Adolescent Menstrual Experiences and Health Cohort (AMEHC) Study in Khulna, Bangladesh: A Prospective cohort to quantify the influence of menstrual health on adolescent girls health and education outcomes.

Por: Hennegan · J. · Hasan · M. T. · Jabbar · A. · Jalil · T. · Kennedy · E. · Hunter · E. · Kaiser · A. · Akter · S. · Zaman · A. · Rahman · M.-u. · Dunstan · L. · Head · A. · Scott · N. · Weiss · H. A. · Win · T. M. · Melendez-Torres · G. J. · Than · K. K. · Hughes · C. L. · Grover · S. · Hasan
Background

Menstrual health is essential for gender equity and the well-being of women and girls. Qualitative research has described the burden of poor menstrual health on health and education; however, these impacts have not been quantified, curtailing investment. The Adolescent Menstrual Experiences and Health Cohort (AMEHC) Study aims to describe menstrual health and its trajectories across adolescence, and quantify the relationships between menstrual health and girls’ health and education in Khulna, Bangladesh.

Methods and analysis

AMEHC is a prospective longitudinal cohort of 2016 adolescent girls recruited at the commencement of class 6 (secondary school, mean age=12) across 101 schools selected through a proportional random sampling approach. Each year, the cohort will be asked to complete a survey capturing (1) girls’ menstrual health and experiences, (2) support for menstrual health, and (3) health and education outcomes. Survey questions were refined through qualitative research, cognitive interviews and pilot survey in the year preceding the cohort. Girls’ guardians will be surveyed at baseline and wave 2 to capture their perspectives and household demographics. Annual assessments will capture schools’ water, sanitation and hygiene, and support for menstruation and collect data on participants’ education, including school attendance and performance (in maths, literacy). Cohort enrolment and baseline survey commenced in February 2023. Follow-up waves are scheduled for 2024, 2025 and 2026, with plans for extension. A nested subcohort will follow 406 post-menarche girls at 2-month intervals throughout 2023 (May, August, October) to describe changes across menstrual periods. This protocol outlines a priori hypotheses regarding the impacts of menstrual health to be tested through the cohort.

Ethics and dissemination

AMEHC has ethical approval from the Alfred Hospital Ethics Committee (369/22) and BRAC James P Grant School of Public Health Institutional Review Board (IRB-06 July 22-024). Study materials and outputs will be available open access through peer-reviewed publication and study web pages.

Literature review and protocol for a prospective multicentre cohort study on multimodal prediction of seizure recurrence after unprovoked first seizure

Por: Beattie · B. C. · Batista Garcia-Ramo · K. · Biggs · K. · Boisse Lomax · L. · Brien · D. C. · Gallivan · J. P. · Ikeda · K. · Schmidt · M. · Shukla · G. · Whatley · B. · Woodroffe · S. · Omisade · A. · Winston · G. P.
Introduction

Epilepsy is a common neurological disorder characterised by recurrent seizures. Almost half of patients who have an unprovoked first seizure (UFS) have additional seizures and develop epilepsy. No current predictive models exist to determine who has a higher risk of recurrence to guide treatment. Emerging evidence suggests alterations in cognition, mood and brain connectivity exist in the population with UFS. Baseline evaluations of these factors following a UFS will enable the development of the first multimodal biomarker-based predictive model of seizure recurrence in adults with UFS.

Methods and analysis

200 patients and 75 matched healthy controls (aged 18–65) from the Kingston and Halifax First Seizure Clinics will undergo neuropsychological assessments, structural and functional MRI, and electroencephalography. Seizure recurrence will be assessed prospectively. Regular follow-ups will occur at 3, 6, 9 and 12 months to monitor recurrence. Comparisons will be made between patients with UFS and healthy control groups, as well as between patients with and without seizure recurrence at follow-up. A multimodal machine-learning model will be trained to predict seizure recurrence at 12 months.

Ethics and dissemination

This study was approved by the Health Sciences and Affiliated Teaching Hospitals Research Ethics Board at Queen’s University (DMED-2681-22) and the Nova Scotia Research Ethics Board (1028519). It is supported by the Canadian Institutes of Health Research (PJT-183906). Findings will be presented at national and international conferences, published in peer-reviewed journals and presented to the public via patient support organisation newsletters and talks.

Trial registration number

NCT05724719.

Understanding the language barriers to translating informed consent documents for maternal health trials in Zambia: a qualitative study

Por: Beardmore-Gray · A. · Simwinga · M. · Vwalika · B. · Chinkoyo · S. · Chappell · L. · Sandall · J. · Shennan · A.
Objective

Providing comprehensible information is essential to the process of valid informed consent. Recruitment materials designed by sponsoring institutions in English-speaking, high-income countries are commonly translated for use in global health studies in other countries; however, key concepts are often missed, misunderstood or ‘lost in translation’. The aim of this study was to explore the language barriers to informed consent, focusing on the challenges of translating recruitment materials for maternal health studies into Zambian languages.

Design

We used a qualitative approach, which incorporated a multistakeholder workshop (11 participants), in-depth interviews with researchers and translators (8 participants) and two community-based focus groups with volunteers from community advisory boards (20 participants). Content analysis was used to identify terms commonly occurring in recruitment materials prior to the workshop. The framework analysis approach was used to analyse interview data, and a simple inductive thematic analysis approach was used to analyse focus group data.

Setting

The study was based in Lusaka, Zambia.

Results

The workshop highlighted difficulties in translating research terms and pregnancy-specific terms, as well as widespread concern that current templates are too long, use overly formal language and are designed with little input from local teams. Framework analysis of in-depth interviews identified barriers to participant understanding relating to design and development of recruitment materials, language, local context and communication styles. Focus group participants confirmed these findings and suggested potential solutions to ensure the language and content of recruitment materials can be better understood.

Conclusion

Our findings demonstrate that the way in which recruitment materials are currently designed, translated and disseminated may not enable potential trial participants to fully understand the information provided. Instead of using overly complex institutional templates, recruitment materials should be created through an iterative and interactive process that provides truly comprehensible information in a format appropriate for its intended participants.

Protocol for a construct and clinical validation study of MyCog Mobile: a remote smartphone-based cognitive screener for older adults

Por: Young · S. R. · McManus Dworak · E. · Byrne · G. J. · Jones · C. M. · Yoshino Benavente · J. · Yao · L. · Curtis · L. M. · Varela Diaz · M. · Gershon · R. · Wolf · M. · Nowinski · C.
Introduction

Annual cognitive screening in older adults is essential for early detection of cognitive impairment, yet primary care settings face time constraints that present barriers to routine screening. A remote cognitive screener completed on a patient’s personal smartphone before a visit has the potential to save primary care clinics time, encourage broader screening practices and increase early detection of cognitive decline. MyCog Mobile is a promising new remote smartphone-based cognitive screening app for primary care settings. We propose a combined construct and clinical validation study of MyCog Mobile.

Methods and analysis

We will recruit a total sample of 300 adult participants aged 65 years and older. A subsample of 200 healthy adult participants and a subsample of 100 adults with a cognitive impairment diagnosis (ie, dementia, mild cognitive impairment, cognitive deficits or other memory loss) will be recruited from the general population and specialty memory care centres, respectively. To evaluate the construct validity of MyCog Mobile, the healthy control sample will self-administer MyCog Mobile on study-provided smartphones and be administered a battery of gold-standard neuropsychological assessments. We will compare correlations between performance on MyCog Mobile and measures of similar and dissimilar constructs to evaluate convergent and discriminant validity. To assess clinical validity, participants in the clinical sample will self-administer MyCog Mobile on a smartphone and be administered a Mini-Cog screener and these data will be combined with the healthy control sample. We will then apply several supervised model types to determine the best predictors of cognitive impairment within the sample. Area under the receiver operating characteristic curve, accuracy, sensitivity and specificity will be the primary performance metrics for clinical validity.

Ethics and dissemination

The Institutional Review Board at Northwestern University (STU00214921) approved this study protocol. Results will be published in peer-reviewed journals and summaries provided to the study’s funders.

Sustainable employability of long‐term care staff in self‐managing teams: A qualitative study

Abstract

Aim

To discover what long-term care (LTC) staff working in self-managing teams consider necessary to remain sustainably employable.

Design

Qualitative study with semi-structured interviews.

Methods

In 2020, semi-structured interviews were conducted one-on-one with 25 LTC workers from a medium-large Dutch organization providing long-term care. All interviews were audio-recorded, anonymously transcribed verbatim and analysed with thematic content analysis in the software program Atlas.ti.

Results

LTC workers indicated a need for autonomy. They wanted their control and involvement in decisions to be strengthened. Furthermore, LTC workers indicated a need for relatedness, by experiencing support, a feeling of togetherness and more time to have attention for the residents. Lastly, LTC workers expressed a need for (assistance in) further developing their competence.

Conclusion

In order to remain willing and able to work, LTC workers in self-managing teams want their needs for autonomy, relatedness and competence to be addressed. Working conditions are important to these LTC workers' sustainable employability since they can hinder or promote the satisfaction of their needs.

Implications

It is important that management in LTC is aware of the importance of LTC workers' needs for sustainable employability. We recommend that management critically reflect on and invest in addressing these needs by enhancing indicators and limiting inhibitors of the needs.

Impact

A robust LTC workforce is necessary to provide care to the aging population. In the context of the increasing implementation of self-managing teams in LTC organizations, understanding what workers in self-managing teams need in order to remain sustainably employable is crucial. For sustainable employability (i.e. to remain willing and able to work), interviewees indicated a need for autonomy, relatedness, and competence. Nearly all participants stressed the importance of belonging and feeling connected. Working conditions seemed to relate not only directly to the sustainable employability of LTC staff but also indirectly through their lack of contribution to the satisfaction of workers' psychological needs. The outcomes of this study primarily impact workers and management within LTC organizations with self-managing teams. They benefit from recognizing the significance of addressing workers' needs to ensure their essential and sustainable employability in the sector.

Reporting Method

The Standards for Reporting Qualitative Research and the Consolidated Criteria for Reporting Qualitative (COREQ) research were used.

Patient or Public Contribution

Two LTC workers provided advice and feedback regarding the materials and set up of the interviews. These two ambassadors additionally helped in reaching our population, by disseminating information about the study.

A qualitative exploration of the use of telehealth for opioid treatment: Implications for nurse‐managed care

Abstract

Aim

To characterise experiences with telehealth for Medications for Opioid Use Disorder (MOUD) services among patients, prescribers, nurses and substance use counsellors to inform future best practices.

Design

We engaged a qualitative descriptive study design.

Methods

Semi-structured interviews were conducted with prescribers (nurse practitioners and physicians, n = 20), nurses and substance use counsellors (n = 7), and patients (n = 20) between June and September 2021. Interviews were verbatim transcribed. Thematic analysis was conducted using a qualitative descriptive method.

Results

Among both providers and patients, four themes were identified: (1) Difficulties with telehealth connection (2) Flexibility in follow-up and retention, (3) Policy changes that enabled expanded care, (4) Path forward with telehealth. Two additional findings emerged from provider interviews: (1) Expansion of nurse-managed office-based opioid treatment, and (2) Novel methods to engage patients.

Conclusions

Patients and providers continued to view telehealth as an acceptable means for delivery and management of MOUD, particularly when utilised in a hybrid manner between in-person visits. Nurse-managed care for this service was evident as nurses extended the breadth of services offered and utilised novel methods such as text messages and management of ‘call-in’ lines to engage patients.

Implications for the profession and/or patient care

Use of telehealth for MOUD should be incorporated into practice settings to reach patients in a flexible manner. Nurses in particular can use this medium to extend office-based opioid treatment by conducting assessments and expanding capacity for other wrap-around services.

Impact

We identify recommendations for best practices in the use of telehealth for opioid use disorder management and highlight the value of nurse-managed care.

Reporting method

The consolidated criteria for reporting qualitative research.

Patient or Public Contribution

Patients with opioid use disorder and prescribers with experience using telehealth were interviewed for this study.

An mHealth application for chronic vascular access: A multi‐method evaluation

Abstract

Background

Healthcare consumers require diverse resources to assist their navigation of complex healthcare interactions, however, these resources need to be fit for purpose.

Aim

In this study, we evaluated the utility, usability and feasibility of children, families and adults requiring long-term intravenous therapy using a recently developed mobile health application (App), intravenous (IV) Passport.

Design

Multi-site, parallel, multi-method, prospective cohort study.

Methods

A multi-site, multi-method study was carried out in 2020–2021, with 46 participants (20 adults, 26 children/family) reporting on their experiences surrounding the use of the IV Passport for up to 6 months.

Results

Overall, utility rates were acceptable, with 78.3% (N = 36) using the IV Passport over the follow-up period, with high rates of planned future use for those still active in the project (N = 21; 73%), especially in the child/family cohort (N = 13; 100%). Acceptability rates were high (9/10; IQR 6.5–10), with the IV Passport primarily used for documenting new devices and complications. Thematic analysis revealed three main themes (and multiple subthemes) in the qualitative data: Advocacy for healthcare needs, Complexity of healthcare and App design and functionality.

Conclusion

Several recommendations were made to improve the end-user experience including ‘how to’ instructions; and scheduling functionality for routine care.

Implications for the Profession and/or Patient Care

The IV Passport can be safely and appropriately integrated into healthcare, to support consumers.

Impact

Patient-/parent-reported feedback suggests the Intravenous Passport is a useful tool for record-keeping, and positive communication between patients/parents, and clinicians.

Reporting Method

Not applicable.

Patient Contribution

Consumers reported their experiences surrounding the use of the IV Passport for up to 6 months.

Associations between nurse characteristics, institutional characteristics and perceived nurse knowledge and self‐efficacy of reporting suspected child abuse and neglect

Abstract

Aim

To determine the association between nurse and institutional characteristics and perceived professional nurse knowledge and self-efficacy of reporting child abuse and neglect.

Design

A sample of N = 166 nurses were recruited to respond to the Reporting of Suspected Child Abuse and Neglect (RSCAN) survey.

Methods

A multiple linear regression examined whether nurse characteristics and institutional characteristics were associated with the two RSCAN survey domain scores.

Results

Perceived knowledge of a workplace child abuse and neglect protocol was associated with the knowledge subscale. Education and child abuse and neglect expertise were significant predictors of the self-efficacy subscale. Nurses with a master's or higher degree and those who identified as being either forensic, paediatric or Emergency Department nurses, had less perceived institutional barriers to self-efficacy of reporting child abuse and neglect.

Conclusion

This study provides a preliminary insight into the institutional barriers and facilitators of nurses as child abuse and neglect mandated reporters.

Implications for the profession and/or patient care

To encourage innovative education and collaborations to support nurses as fully informed child abuse and neglect mandated reporters.

Impact

This research identifies the gaps and facilitators of nurses as child abuse and neglect mandated reporters to inform healthcare professionals and academic institutions on the importance of nurse education and experience in nurse knowledge and self-efficacy in reporting suspected child abuse and neglect.

Reporting methods

The authors of this study have adhered to relevant EQUATOR guidelines: STROBE.

Patient or public contribution

There is no patient or public contribution as the study only looked at nurses.

Remote visits to address loneliness for people living with dementia in care homes: A descriptive qualitative study of visitors' perceptions

Abstract

Aims

To assess visitors' perceptions of the benefits and challenges related to engaging in a remote visit intervention, which was designed to address the loneliness of people living with moderate to severe dementia in care homes.

Design

A qualitative descriptive study.

Methods

Twenty-four people living with dementia in care homes in Canada and their family and friends (i.e., remote visitors) took part in facilitated remote visits in 2021. Each person living with dementia received scheduled visits for 30–60 min per week for 6 weeks. Participants chose to complete one longer visit, or multiple shorter visits, per week. Twenty remote visitors participated in semi-structured interviews after six weeks to discuss their perspectives on the effectiveness, benefits and challenges of the program in relation to addressing experiences of loneliness of the person living with dementia. Conventional content analysis was used to analyze the data.

Results

We describe three themes and several sub-themes. Themes support the use of remote visits to enhance, rather than replace, in-person visits; the benefits of remote visits for the person living with dementia and their remote visitors; and the conditions that lead to a successful remote visit.

Conclusion

Remote visitors reported that facilitated visits had positive effects for both visitors and people living with dementia with respect to loneliness, communication, relationships, and social connection.

Implications for Patient Care

Clinicians can consider the factors that contributed to positive experiences of remote visits. The factors include individualized, facilitated visits that were flexible, and the use of reliable technology in a supportive, distraction-free environment.

Impact

Loneliness and social isolation are growing health concerns. When experienced by people living with dementia residing in long-term care homes, loneliness and social isolation can result in lower levels of quality of life and well-being, and higher levels of anxiety and responsive behaviours. Remote visitors perceived that facilitated remote visits have the potential to address loneliness and improve quality of life for people living with dementia and also offer social support to remote visitors. The findings can impact clinician practice by guiding the use of remote visits in care homes, and inform future intervention research to evaluate the effectiveness of remote visits for people living with dementia and their remote visitors.

Reporting Method

This manuscript adheres to the relevant EQUATOR guidelines (the Consolidated criteria for reporting qualitative research or COREQ).

Patient or Public Contribution

No patient or public contribution.

ATME--Needs, requirements and cross-sectoral patient journeys of patients with out-of-hospital mechanical ventilation and intensive care in outpatient settings: study protocol for an observational study

Por: Knizia · N.-A. · Hirschler · J. · Stegbauer · C. · Schwinger · A. · Büscher · A. · Englert · N. · Peters · L. · Bayarassou · H. A. · Mallmann · L. · Willms · G.
Introduction

An increasing number of tracheotomised and/or ventilated patients with high-cost out-of-hospital intensive care needs and, at the same time, a decreasing number of healthcare professionals inevitably lead to challenges in the care of this patient population. In addition, little is known about this population, their health restrictions, needs, patient journeys, care structures and processes. The project ‘Needs, requirements and cross-sectoral care pathways of out-of-hospital ventilated intensive care patients’ (ATME) aims to analyse these aspects and explore current care structures to inform further development of care in line with patients’ needs and requirements.

Methods and analysis

Qualitative and quantitative methods will be used. In preparation of a semistandardised survey, exploratory interviews will be conducted with tracheotomised and/or ventilated patients with out-of-hospital intensive care needs (TVPOI) (n=15), nursing care providers (n=30), outpatient medical centres, as well as outpatient medical, medical technology and therapeutic care providers (n=35). Three semistandardised survey questionnaires for TVPOI (n=2,000) will be developed and conducted with nursing care facilities (n=250) and outpatient medical centres for mechanical ventilation (n=25). Content analyses will be conducted for qualitative data; survey data will be analysed descriptively. In addition, healthcare claims data will be analysed descriptively to provide information on patient journeys. Three result workshops and one consensus conference will be carried out with representatives of the relevant target groups to analyse the suitability of care structures and to develop recommendations for action to improve TVPOI.

Ethics and dissemination

The ATME study received a positive vote from the Ethics Committee of the Osnabrück University of Applied Sciences and is registered in ‘Deutsches Register Klinischer Studien (DRKS)’ (registration number: DRKS00030891). The study results will be presented at national conferences and in relevant peer-reviewed journals. Additionally, study results will be published by the funding institution (the Innovation Committee of the Federal Joint Committee) on their website.

Infiltration of CD3+ and CD8+ lymphocytes in association with inflammation and survival in pancreatic cancer

by Gerik W. Tushoski-Alemán, Kelly M. Herremans, Patrick W. Underwood, Ashwin Akki, Andrea N. Riner, Jose G. Trevino, Song Han, Steven J. Hughes

Background

Pancreatic ductal adenocarcinomas (PDAC) have heterogeneous tumor microenvironments relatively devoid of infiltrating immune cells. We aimed to quantitatively assess infiltrating CD3+ and CD8+ lymphocytes in a treatment-naïve patient cohort and assess associations with overall survival and microenvironment inflammatory proteins.

Methods

Tissue microarrays were immunohistochemically stained for CD3+ and CD8+ lymphocytes and quantitatively assessed using QuPath. Levels of inflammation-associated proteins were quantified by multiplexed, enzyme-linked immunosorbent assay panels on matching tumor and tissue samples.

Results

Our findings revealed a significant increase in both CD3+ and CD8+ lymphocytes populations in PDAC compared with non-PDAC tissue, except when comparing CD8+ percentages in PDAC versus intraductal papillary mucinous neoplasms (IPMN) (p = 0.5012). Patients with quantitatively assessed CD3+ low tumors (lower 50%) had shorter survival (median 273 days) compared to CD3+ high tumors (upper 50%) with a median overall survival of 642.5 days (p = 0.2184). Patients with quantitatively assessed CD8+ low tumors had significantly shorter survival (median 240 days) compared to CD8+ high tumors with a median overall survival of 1059 days (p = 0.0003). Of 41 proteins assessed in the inflammation assay, higher levels of IL-1B and IL-2 were significantly associated with decreased CD3+ infiltration (r = -0.3704, p = 0.0187, and r = -0.4275, p = 0.0074, respectively). Higher levels of IL-1B were also significantly associated with decreased CD8+ infiltration (r = -0.4299, p = 0.0045), but not IL-2 (r = -0.0078, p = 0.9616). Principal component analysis of the inflammatory analytes showed diverse inflammatory responses in PDAC.

Conclusion

In this work, we found a marked heterogeneity in infiltrating CD3+ and CD8+ lymphocytes and individual inflammatory responses in PDAC. Future mechanistic studies should explore personalized therapeutic strategies to target the immune and inflammatory components of the tumor microenvironment.

Seroprevalence of Japanese encephalitis virus-specific antibodies in Australia following novel epidemic spread: protocol for a national cross-sectional study

Por: Winkler · N. E. · Koirala · A. · Kaur · G. · Prasad · S. · Hirani · R. · Baker · J. · Hoad · V. · Gosbell · I. B. · Irving · D. O. · Hueston · L. · O'Sullivan · M. V. · Kok · J. · Dwyer · D. E. · Macartney · K. · on behalf of the Australian Japanese Encephalitis Virus Serosurvey Gr
Introduction

Japanese encephalitis virus (JEV) is a mosquito-borne flavivirus that causes encephalitis and other morbidity in Southeast Asia. Since February 2022, geographically dispersed JEV human, animal and vector detections occurred on the Australian mainland for the first time. This study will determine the prevalence of JEV-specific antibodies in human blood with a focus on populations at high risk of JEV exposure and determine risk factors associated with JEV seropositivity by location, age, occupation and other factors.

Method

Samples are collected using two approaches: from routine blood donors (4153 samples), and active collections targeting high-risk populations (convenience sampling). Consent-based sampling for the latter includes a participant questionnaire on demographic, vaccination and exposure data. Samples are tested for JEV-specific total antibody using a defined epitope-blocking ELISA, and total antibody to Australian endemic flaviviruses Murray Valley encephalitis and Kunjin viruses.

Analysis

Two analytic approaches will occur: descriptive estimates of seroprevalence and multivariable logistic regression using Bayesian hierarchical models. Descriptive analyses will include unadjusted analysis of raw data with exclusions for JEV-endemic country of birth, travel to JEV-endemic countries, prior JEV-vaccination, and sex-standardised and age-standardised analyses. Multivariable logistic regression will determine which risk factors are associated with JEV seropositivity likely due to recent transmission within Australia and the relative contribution of each factor when accounting for effects within the model.

Ethics

National Mutual Acceptance ethical approval was obtained from the Sydney Children’s Hospitals Network Human Research Ethics Committee (HREC). Local approvals were sought in each jurisdiction. Ethical approval was also obtained from the Australian Red Cross Lifeblood HREC.

Dissemination

Findings will be communicated to participants and their communities, and human and animal health stakeholders and policy-makers iteratively and after final analyses. Understanding human infection rates will inform procurement and targeted allocation of limited JEV vaccine, and public health strategies and communication campaigns, to at-risk populations.

Can an integrated intervention package including peer support increase the proportion of health facility births? A cluster randomised controlled trial in Northern Uganda

Por: Nankabirwa · V. · Mukunya · D. · Ndeezi · G. · Odongkara · B. · Arach · A. A. · Achora · V. · Mugenyi · L. · Sebit · M. B. · Wandabwa · J. N. · Waako · P. · Tylleskär · T. · Tumwine · J. K.
Objective

To assess the effect of an integrated intervention package compared with routine government health services on the frequency of health facility births.

Setting

Three subcounties of Lira district in Northern Uganda.

Design

A cluster randomised controlled trial where a total of 30 clusters were randomised in a ratio of 1:1 to intervention or standard of care.

Participants

Pregnant women at ≥28 weeks of gestation.

Interventions

Participants in the intervention arm received an integrated intervention package of peer support, mobile phone messaging and birthing kits during pregnancy while those in the control arm received routine government health services (‘standard of care’).

Primary and secondary outcome measures

The primary outcome was the proportion of women giving birth at a health facility in the intervention arm compared with the control arm. Secondary outcomes were perinatal and neonatal deaths.

Results

In 2018–2019, 995 pregnant women were included in 15 intervention clusters and 882 in 15 control clusters. The primary outcome was ascertained for all except one participant who died before childbirth. In the intervention arm, 754/994 participants (76%) gave birth at a health facility compared with 500/882 (57%) in the control arm. Participants in the intervention arm were 35% more likely to give birth at a health facility compared with participants in the control arm, (risk ratio 1.35 (95% CI 1.20 to 1.51)) and (risk difference 0.20 (95% CI 0.13 to 0.27)). Adjusting for baseline differences generated similar results. There was no difference in secondary outcomes (perinatal or neonatal mortality or number of postnatal visits) between arms.

Conclusion

The intervention was successful in increasing the proportion of facility-based births but did not reduce perinatal or neonatal mortality.

Trial registration number

NCT02605369

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